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Area Code 443 — Baltimore, MD

Received a call from a 443 area code number? This area code serves Baltimore, Maryland. Enter the full number above to identify the caller instantly.

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About Area Code 443

Area code 443 is a telephone area code serving Baltimore, Maryland and surrounding regions. It is part of the North American Numbering Plan (NANP).

If you received a call from a 443 number you don't recognize, it could be a local business, resident, telemarketer, or spam caller based in the Baltimore area. Use the lookup tool above to identify the caller in seconds.

Note: Scammers frequently use "neighbor spoofing" — making calls appear to come from local area codes like 443 to increase answer rates. Always verify an unknown 443 number before calling back.

Common Reasons for Calls from 443 Numbers

How to Look Up a 443 Phone Number

01

Enter the number

Type the full 10-digit number starting with 443 into the search box above.

02

Instant analysis

Our AI cross-references carrier data and public records to identify the caller.

03

Get results

See the owner's name, city, carrier, spam risk score, and more in under 2 seconds.

Frequently Asked Questions

Where is area code 443 located?
Area code 443 primarily serves Baltimore, Maryland and the surrounding region.
Is a call from area code 443 a scam?
Not necessarily. Many legitimate calls come from 443 numbers. However, scammers do spoof local area codes to appear trustworthy. Look up any unknown 443 number at WhoIsCallingMe.ai to check its spam risk score before calling back.
How do I find out who called me from a 443 number?
Enter the full 443 phone number into WhoIsCallingMe.ai to instantly identify the caller's name, address, carrier, and spam risk score.
How do I block calls from area code 443?
After identifying a spam 443 number, add it to your phone's block list. On iPhone, go to Phone > Recents > tap the (i) next to the number > Block this Caller. On Android, open the number in your recent calls and tap Block.

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